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A long straight wire carries an electric...

A long straight wire carries an electric current of `2A`. The magnetic induction at a perpendicular distance of `5m` from the wire is `( mu_(0)4 pi xx 10^(7)Hm^(-1))`

A

`4 xx 10^(-8) T`

B

`8 xx 10^(-8) T`

C

`12 xx 10^(-8) T`

D

`16 xx 10^(-8) T`

Text Solution

Verified by Experts

The correct Answer is:
B
`B = (mu_0 i)/(2pi r)`
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